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Finding the Fourth Proportional to 194,764.70, 292,190.82 and 61,652.94

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Solution

The fourth proportional to 194,764.70, 292,190.82 and 61,652.94 is: 92,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,764.70 : 292,190.82 = 61,652.94 : x
  2. Step 2: Convert to fraction form
    194,764.70/292,190.82 = 61,652.94/x
  3. Step 3: Cross multiply
    194,764.70x = 292,190.82 × 61,652.94
  4. Step 4: Simplify right side
    194,764.70x = 18,014,423,094.01
  5. Step 5: Solve for x
    x = 18,014,423,094.01/194,764.70
  6. Step 6: Final answer
    x = 92,493.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.